FIRST DOWN. All progress in a football game is measured in yards. The offensive team tries to get as much yardage as it can to try and move closer to the opponent's end zone. Each time the offense gets the ball, it has four downs, or chances, in which to gain 10 yards.
The largest eagle species in the world is the Pithecophaga jefferyi or Philippine eagle. This species of eagle is on the critically endangered list due to the rapid decline in habitat, which is the tropical rainforest. Keep Learning.
Largest Eagle are members of the bird family Accipitridae, and belong to several genera which are not necessarily closely related to each other. Most of the more than 61 species occur in Eurasia and Africa. Many different species of eagle are found in the Philippines. Here are the list of top 10 Largest Eagle in the world. 10. This largest eagle is a very striking jet-black eagle, not as big as most big eagles.